| Bradley Smith | ececb7f | 2014-12-16 10:59:27 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -mtriple=armv7-linux-gnu | FileCheck %s |
| 2 | |
| 3 | ; Check we don't crash when trying to combine: |
| 4 | ; (d1 = <float 8.000000e+00, float 8.000000e+00, ...>) (power of 2) |
| 5 | ; vmul.f32 d0, d1, d0 |
| 6 | ; vcvt.s32.f32 d0, d0 |
| 7 | ; into: |
| 8 | ; vcvt.s32.f32 d0, d0, #3 |
| 9 | ; when we have a vector length of 8, due to use of v8i32 types. |
| 10 | |
| 11 | target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64" |
| 12 | |
| 13 | ; CHECK: func: |
| 14 | ; CHECK: vcvt.s32.f32 q[[R:[0-9]]], q[[R]], #3 |
| 15 | define void @func(i16* nocapture %pb, float* nocapture readonly %pf) #0 { |
| 16 | entry: |
| 17 | %0 = bitcast float* %pf to <8 x float>* |
| David Blaikie | a79ac14 | 2015-02-27 21:17:42 +0000 | [diff] [blame] | 18 | %1 = load <8 x float>, <8 x float>* %0, align 4 |
| Bradley Smith | ececb7f | 2014-12-16 10:59:27 +0000 | [diff] [blame] | 19 | %2 = fmul <8 x float> %1, <float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00> |
| 20 | %3 = fptosi <8 x float> %2 to <8 x i16> |
| 21 | %4 = bitcast i16* %pb to <8 x i16>* |
| 22 | store <8 x i16> %3, <8 x i16>* %4, align 2 |
| 23 | ret void |
| 24 | } |
| 25 | |
| 26 | attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } |